The idea being that the tree needs the same total vein diameter from top to bottom to properly irrigate the leaves.
他们认为，树木将水分输送至叶片的整个过程中，具备的总叶脉直径应当是相同的。
It has around 25 meters, diameter of 9 meters, installed a total of around 900 million liters of irrigation water, which feed the 56 species of about 2600 fish.
它总共有25米高，内径9米，一共装灌了大约900万公升海水，里面喂养了56种大约2600条鱼。
Besides, although grouping increases network diameter, the number of these kinds of requests are very small (about 0.28% of total requests number) and their effects on total hops could be ignored.
此外，分组虽然增加了网络直径，但这种请求极少(约为请求总数的0.28%)，因此对总跳数的影响几乎可以忽略。
A recirculating water system of 1000 feet (300 meters) with a consistent tube diameter would require as much as 25 hours of filtered recirculation time for total particle removal.
一个1000英尺(300米)的再循环水系统，并且其配管的直径一致，则需要25小时的经过滤的再循环来去除总微粒。
The total amount of pollen was measured more accurately by30 millimetre diameter globes.
用直径30毫米的球形收集器，可以更准确地测定花粉的总量。
In the case of constant pipe diameter, lengthening the length of vacuum tube is an effective way to increase the total heat of solar water heater!
在管径恒定的情况下，加长真空管的长度是增加太阳能热水器总得热量的有效途径和方向！
The total amount of pollen was measured more accurately by 30 millimetre diameter globes.
用直径30毫米的球形收集器，可以更准确地测定花粉的总量。
Total weight of the structure was selected to be optimal objectives. Average diameter and wall thickness of the structural element were taken as design variables.
以结构的总重量最小为优化目标，以导管的平均直径和壁厚作为设计变量，考虑强度、刚度和稳定等约束条件。
Total height and diameter ratio of HSBFR is reduced, volume of single reactor is increased, and removal effect of suspended solid is improved.
通过改进使反应器实现了总体高径比的降低、单台反应器体积的增大和悬浮固体去除效果的提高。
Total weight and seismic strain energy of the structure were selected to be optimal objectives. Average diameter and wall thickness of the structural element were taken as design variables.
以结构的总重量最小和结构的总应变能最大为优化目标，以导管的平均直径和壁厚作为设计变量，考虑强度、刚度和稳定等约束条件。
Shear force, total collagen, heat insoluble collagen, and muscle fiber diameter are the main index of muscle tenderness evaluation.
相关分析表明，剪切值、总胶原蛋白、热残留胶原蛋白和肌纤维直径是嫩度评定的主要指标。
There are two types of low stiffness rubber bearings, natural rubber bearings and lead plug rubber bearings, total 18 specifications and 30 large diameter specimens are tested.
研究用低硬度橡胶隔震支座包括天然橡胶隔震支座及铅芯橡胶隔震支座两大类18种规格总计近30个大直径隔震支座。
If a maximum diameter is specified the tolerance shall be the total tolerance given in table 8 all under the maximum diameter.
如果指定了最大直径，公差应是表8中给出的总公差，所有的都低于最大直径。
Once the throughput, pipeline route and oil kinds are defined, the main factors, which influence the total cost of isothermal oil pipeline, are material, diameter and design pressure.
指出在管输油品、线路走向及输量等已定时，影响等温输油管道总费用的主要因素有管材、管径及操作压力。
The average transverse area, total fiber number and fiber diameter of posterior lateral line nerve were examined quantitatively by morphologic analysis sys.
运用形态分析系统软件对后侧线神经的横截面积、纤维数量和纤维直径进行了定量的统计分析。
The higher the precipitation, the greater the root depth, total root length and root diameter, the more lateral roots and the lower ratio of root to shoot.
降雨量越大，根系越深、总根长越大、根系直径越大、侧根越多、根冠比越低。
Objective to study the total length, total volume, total surface area and average diameter of the capillaries in rat white matter and cortex.
目的观察大鼠大脑白质、皮质内毛细血管总长度、总体积、总表面积和平均直径。
Significant differences in the central canal diameter and total area percentage between human and animal bones were shown by imaging analysis.
中央管直径和面积百分比的图像分析结果显示人与动物骨的差异均有显著意义。
The total, average and current annual increment of breast diameter of stand average stem are best.
林分平均木胸径总、平均和连年生长量最好。
The results showed that 88% of the total pressure drop across vasculature from arcuate artery fo glomeruli occurs in the interlobular artery and diameter of preglomerular microvessels.
分析小球前各段血管的压力降所占动脉总压降的比例得知：小叶间动脉占总压降的88％。肾小球毛细血管和出球小动脉亦具有较大的压力降。
The results show that posterior height of vertebral body, Upper antero-posterior diameter of vertebral body and total breadth, all are positive allometry;
结果表明，椎体后高、椎体上矢径、全宽呈正异速生长；
The results show that posterior height of vertebral body, Upper antero-posterior diameter of vertebral body and total breadth, all are positive allometry;
结果表明，椎体后高、椎体上矢径、全宽呈正异速生长；
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